diff --git a/kubernetes/apps/home-assistant/mdns-relay-deployment.yaml b/kubernetes/apps/home-assistant/mdns-relay-deployment.yaml
index c1d98619..ac8f31f8 100644
--- a/kubernetes/apps/home-assistant/mdns-relay-deployment.yaml
+++ b/kubernetes/apps/home-assistant/mdns-relay-deployment.yaml
@@ -42,6 +42,9 @@ spec:
       labels:
         app.kubernetes.io/name: mdns-relay
       annotations:
+        # Bump to restart the pod and re-attach net1 (DHCP via multus).
+        # 2026-10-06: first attach on containernetworking/plugins v1.9.1.
+        homelab.renner.uno/restarted-for: "2026-10-06 cni-plugins v1.9.1 attach check"
         k8s.v1.cni.cncf.io/networks: mdns-relay-iot
     spec:
       enableServiceLinks: false